| ANISOTROPISMS | • anisotropisms n. Plural of anisotropism. • ANISOTROPISM n. the state of being anisotropic. | 
| APOGEOTROPISM | • apogeotropism n. (Botany) An apogeotropic tendency. • APOGEOTROPISM n. bending up or away from the ground. | 
| CHEMOTROPISMS | • chemotropisms n. Plural of chemotropism. • CHEMOTROPISM n. plant growth in the direction of a particular chemical. | 
| DIAGEOTROPISM | • diageotropism n. (Botany) The tendency of plant organs, such as roots, to assume a position oblique or transverse to… • DIAGEOTROPISM n. the tendency of roots to orient perpendicular to gravity. | 
| HAPTOTROPISMS | • HAPTOTROPISM n. curving in response to touch, as a tendril. | 
| HELIOTROPISMS | • heliotropisms n. Plural of heliotropism. • HELIOTROPISM n. the movement of plants towards sunlight. | 
| HYDROTROPISMS | • hydrotropisms n. Plural of hydrotropism. • HYDROTROPISM n. growth in the direction of water. | 
| ORTHOTROPISMS | • ORTHOTROPISM n. vertical growth. | 
| PHOTOTROPISMS | • phototropisms n. Plural of phototropism. • PHOTOTROPISM n. movement directed by light. | 
| PLAGIOTROPISM | • plagiotropism n. (Biology) The growth of a plant at an orientation to the angle of a stimulus. • PLAGIOTROPISM n. the tendency to grow at an oblique or horizontal angle. | 
| PLEIOTROPISMS | • pleiotropisms n. Plural of pleiotropism. • PLEIOTROPISM n. the state of being pleiotropic, having an effect simultaneously on more than one character in the offspring. | 
| STEREOTROPISM | • stereotropism n. Thigmatropism. • STEREOTROPISM n. the tendency to bend or turn in response to contact with a solid object. | 
| THERMOTROPISM | • thermotropism n. (Botany) Thermotropic movement of a plant or plant part in response to changes in temperature. • THERMOTROPISM n. the growth of organism as influenced by heat. | 
| THIGMOTROPISM | • thigmotropism n. (Biology) Growth or motion in response to touch. • THIGMOTROPISM n. the response of an organism to direct contact with a surface, e.g. a creeping plant that twines itself around a support. | 
| TROPHOTROPISM | • trophotropism n. The movements of the organs in a growing plant, as towards nutrient substances, induced by the chemical… • TROPHOTROPISM n. direction of growth by nutritional factors. |